La Boucle

Paris

Rolling

~100.0% cobbles

Dynamic physicsEvent only

Due to increased rolling resistance, rough terrain adds ~80s to this route with the fastest combo below.

Distance

19.1 km

Elevation

128 m

Climb ratio

7.3 m/km

Terrain

Rolling

Laps

Lead-in: 3.2 km / 11 m (ridden once, not repeated per lap)

What's the fastest bike for La Boucle?

Based on our physics model, the Specialized PROJECT 74 is currently the fastest verified combo for La Boucle in Paris, finishing in 34:28 (~33.3 km/h).

Climbs on this route

Montmartre KOM

from km 4.9

Length

1.2 km

Elev.

52 m

Avg grade

4.2%

Sprints on this route

Lutece Sprint

from km 1.2

Sprint

Length

0.2 km

Avg grade

Flat

Monceau Sprint

from km 2.7

Sprint

Length

0.3 km

Avg grade

Flat

Tchou Tchou Sprint

from km 8.7

Sprint

Length

0.2 km

Avg grade

Flat

Surface

Surface composition

Cobbles ~100.0%Road Crr 0.0065Gravel Crr 0.0080MTB Crr 0.0090

Dynamic physics model active

Dynamic physics is active. Rider height affects aerodynamic drag; this route’s elevation profile is real, measured GPS data (not synthesized), so grade changes are modeled at their actual position along the route.

Best bike & wheel combo for this route

Bike category

Search bikes or wheels

Only show verified frames/wheels

Only show items in my garage(edit garage)

Rider weight: 75 kg

Height: 183 cm

Power: 3.0 W/kg (225 W)

(edit profile)

Fastest overall: Canyon Speedmax CFR with DTSwiss ARC 1100 DICUT 85/Disc Time Trial — 55s quicker. TT bikes are restricted in many events.

Specialized PROJECT 74

Fixed disc wheels (not swappable)

match score

Est. finish time: 34:28(33.3 km/h)

Standard (Road)allrounder style Fixed disc wheels frame verified wheels fixed Level 5

Cobbles: 38

Specialized Tarmac SL9

DTSwiss ARC 1100 DICUT 85/Disc

match score

+2.68s slower(33.3 km/h)

Standard (Road)allrounder style Disc / TT wheels frame verified wheels verified Level 5

Cobbles: 96

Specialized Tarmac SL9

SwissSide HADRON Ultimate 650

match score

+2.73s slower(33.3 km/h)

Standard (Road)allrounder style Aero wheels frame verified wheels verified Level 5

Cobbles: 96

Cannondale SuperSix EVO LAB71 Team

DTSwiss ARC 1100 DICUT 85/Disc

match score

+3.06s slower(33.3 km/h)

Standard (Road)climb style Disc / TT wheels frame verified wheels verified Level 5

Cobbles: 96

Cannondale SuperSix EVO LAB71 Team

SwissSide HADRON Ultimate 650

match score

+3.14s slower(33.3 km/h)

Standard (Road)climb style Aero wheels frame verified wheels verified Level 5

Cobbles: 96

Zwift Concept Z1

Fixed disc wheels (not swappable)

match score

+3.18s slower(33.3 km/h)

Standard (Road)aero style Fixed disc wheels frame verified wheels fixed Level 5

Cobbles: 18

Canyon Aeroad 2024 / SRAM

DTSwiss ARC 1100 DICUT 85/Disc

match score

+3.22s slower(33.3 km/h)

Standard (Road)aero style Disc / TT wheels frame verified wheels verified Level 5

Cobbles: 96

Canyon Aeroad CFR Alpecin Premier-Tech

DTSwiss ARC 1100 DICUT 85/Disc

match score

+3.22s slower(33.3 km/h)

Standard (Road)aero style Disc / TT wheels frame verified wheels verified Level 5

Cobbles: 96

Canyon Aeroad 2024 / SRAM

SwissSide HADRON Ultimate 650

match score

+3.29s slower(33.3 km/h)

Standard (Road)aero style Aero wheels frame verified wheels verified Level 5

Cobbles: 96